Potassium (K) Back Catalog number: 56719 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95518 PAH Standard Price on request 90982 Nitrosamine Standard Price on request 9398.20-100-ME (+/-)-Citalopram-d4 hydrobromide (4-fluorophenyl-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219803-58-3 Price on request